Finding the Fourth Proportional to 10,665.71, 16,001.30 and 3,270.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665.71 : 16,001.30 = 3,270.23 : x
2. Step 2: Convert to fraction form
   10,665.71/16,001.30 = 3,270.23/x
3. Step 3: Cross multiply
   10,665.71x = 16,001.30 × 3,270.23
4. Step 4: Simplify right side
   10,665.71x = 52,327,834.94
5. Step 5: Solve for x
   x = 52,327,834.94/10,665.71
6. Step 6: Final answer
   x = 4,906.18